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Office of Trade Remedy Compliance
Supporting U.S. companies facing foreign antidumping, countervailing duty and safeguard investigations and ensuring foreign governments comply with their international trade obligations

Mexico Initiates Antidumping Duty Investigation into Hollow Aluminum Profiles from the United States and China

Mexico Initiates Antidumping Duty Investigation into Hollow Aluminum Profiles from the United States and China  

On March 5, 2025, Mexico’s International Trade Practices Unit (UPCI) initiated an antidumping duty (AD) investigation into imports of hollow aluminum profiles from the United States and China. If an affirmative decision is issued in this investigation, duties may be imposed on subject U.S. exports.  

What is an antidumping duty (AD) investigation?  

An AD investigation assesses whether foreign goods imported into a country are being sold at less than fair value (below prices or costs) in the domestic market (i.e., being dumped) and whether this is causing or threatening to cause injury to the domestic industry.  

How can I participate?  

U.S. companies involved in the production, sale, or distribution of the subject goods should register as interested parties as soon as possible. Registration is the first step in protecting your rights in a foreign trade remedy proceeding. Doing so allows you to access the case records and submit information and comments, ensuring that your views are considered. Please follow the instructions listed in paragraphs 227 and 228 of the Initiation Notice to register as interested party in this proceeding.   

 

KEY DATES
Period of InvestigationJuly 1, 2023, through June 20, 2024
Initial Questionnaire Response Deadline  April 7, 2025
Preliminary Determination* July 13, 2025
Final Determination*November 20, 2025 

*Estimated

Products Under Investigation

The products under investigation are hollow profiles made of alloyed or non-alloyed aluminum, of any size, shape or figure, with finishes (for example painted or anodized) or without finishes. They are commercially known as hollow aluminum profiles, and can have various names such as overlapping frame, sheet metal frame, door base, mosquito net intermediate, mosquito net fence, hollow stave, lattices, stars, and window profiles. Hollow aluminum profiles are primarily used for construction purposes and in the production of various structures, including windows and doors.

The merchandise under investigation is currently classified under Mexico’s Tarriff code: 7604.21.01. A complete description of the scope can be found under Section C of the Initiation Notice.  

Contact Us

The U.S. Department of Commerce’s Office of Trade Remedy Compliance supports U.S. companies facing foreign trade remedy proceedings (antidumping duty, countervailing duty, and safeguard actions) and ensures foreign governments comply with their international trade obligations. Should you have any questions, please contact TRCS@trade.gov. For more information, visit Office of Trade Remedy Compliance. 

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